This condition is an abnormal accumulation of serous fluid in the peritoneal cavity. The term serous means a substance having a watery consistency. Ascites Presented By Medicine Unit 1 Ascites Derived Ascites uh-sahy-teez increasing abdominal distention or ascites Abnormal collection of fluid in the peritoneal cavity. . An alternative definition discusses liquid accumulation in two fetal anatomical areas or effusion in one site and anasarca. An accumulation of serous fluid in the peritoneal cavity is. The pathological accumulation of serous fluid in the peritoneal abdominal cavity which common in the decompensated advanced liver disease and develops in 50 of those with cirrhosis. Rita Martinez is a dentist. 2003-2012 Princeton University Farlex Inc. The purpose of this retrospective study is to explore feasibility safety and efficacy of tunneled peritoneal catheter placement using both peritoneal dialysis and hemodialysis ...